package Interpreter;

public class Test {
	
	public static void main(String[] args) {
		
		 // 计算9+2-8的值  
        int result = new Minus().interpret
        		(
	        		(new Context(
	        						new Plus().interpret(
	        						new Context(9, 2)
	        					)
	        						, 2)
	        		)
        		);  
        System.out.println(result);
	}

}
